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f: R^(+) rarr R is continuous function s...

`f: R^(+) rarr R` is continuous function satisfying `f(x/y)=f(x) - f (y) AA x, y in R^(+) `. If f'(1) = 1, then

A

f is unbounded

B

`lim_(x rarr0)f(1/x)=0`

C

`lim_(xrarr0)(f(1+x))/x=1`

D

`lim_(x rarr0)x.f(x)=0`

Text Solution

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The correct Answer is:
A, C, D
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